It gets Amore and most difficult Bto understand what Cthe professor

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Câu hỏi Nhận biết

It gets (A)more and most difficult (B)to understand what (C)the professor (D)has said.

LỜI GIẢI & ĐÁP ÁN

It gets (A)more and most difficult (B)to understand what (C)the professor (D)has said. đáp án